Opel ASTRA ECU remapping
1,198 files available
About remapping
The Opel Astra accounts for 1,198 files in our catalogue, with a balanced mix: the 1.4 Turbo ecoFLEX petrol leads, alongside the 1.7 CDTi, 1.6 CDTi and 1.9 CDTi diesels. It is a compact hatchback with a long production history and a correspondingly wide ECU spread.
Stage 1 makes up 1,069 files, with 129 EGR off and 101 DPF off. The ECUs range from the Bosch EDC16C9 and EDC16C39 of earlier diesels to the EDC17C59 of later ones, plus the GM E78, E80 and E98 on the petrol versions.
Model highlights
- ›1,069 Stage 1 files across the petrol and diesel ranges.
- ›The 1.4 Turbo ecoFLEX petrol is the single most worked engine.
- ›Coverage of the 1.6, 1.7 and 1.9 CDTi diesels.
- ›ECUs including EDC16C9, EDC16C39, EDC17C59 and GM E78, E80 and E98.
Fuel split
Engines and gains
| Engine | Fuel | Stock | Stage 1 | Stage 2 |
|---|---|---|---|---|
| 2.0 OPC | Petrol | 280 hp | 320 hp +40 | — |
| 2.0 Turbo | Petrol | 200 hp | 240 hp +40 | — |
| 1.6T | Petrol | 200 hp | 220 hp +20 | — |
| 1.6 SIDI Turbo | Petrol | 170 hp | 198 hp +28 | — |
| 1.6 CDTi | Diesel | 160 hp | 188 hp +28 | — |
| 1.8 16V | Petrol | 140 hp | 155 hp +15 | — |
| 1.4T | Petrol | 125 hp | 178 hp +53 | — |
| 1.9 CDTI 16V | Diesel | 120 hp | 148 hp +28 | — |
| 1.4 Turbo | Petrol | 120 hp | 150 hp +30 | — |
| 1.6 16v | Petrol | 116 hp | 128 hp +12 | — |
| 1.4 ecoFLEX | Petrol | 87 hp | 100 hp +13 | — |
| 1.7 CDTI | Diesel | 80 hp | 101 hp +21 | — |
| 1.7 DI 16V | Diesel | 68 hp | 85 hp +17 | — |
Indicative figures from the technical catalogue; confirmed when you request the file.
Power curve
1.4T
ECUs
ECU manufacturers
Available services
Remapping services
Stage 1
Optimising the original map with no hardware changes: more power and torque, full reliability.
EGR off
EGR valve management to reduce soot issues and improve response.
DPF off
Particulate filter solution: no more regenerations or blockage warnings.
Speed limiter removal
Removal of the factory speed limiter.
Stage 2
Remap for vehicles with mechanical upgrades (intake, exhaust, intercooler…).
Pops & bangs
Pops & bangs exhaust effect (on lift-off and gear changes).
DTC delete
Clearing of fault codes (DTC) that can't be removed via diagnosis.
AdBlue/SCR off
AdBlue/SCR system management to avoid faults and lock-outs.
Why remap with Repromatronic
- ✓More power and torque with engine-safe tuning
- ✓Sharper throttle response and nicer driving
- ✓Potential fuel savings in normal driving
- ✓Files built from the original and 100% reversible
- ✓Made by technicians with thousands of projects behind them
Are you a driver?
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Log in as a professionalFrequently asked questions
Which Astra engine offers the most headroom?
The 1.4 Turbo petrol, being turbocharged and modest in displacement, shows the largest relative gains. The CDTi diesels excel at mid-range torque.
Do you cover older generations?
Yes, the catalogue spans ECUs from the EDC16C9 of earlier cars through to the modern EDC17C59 and GM units.
Is the work reversible?
Yes. We always keep the original ECU file, so the car can be returned to its factory configuration.